Historical Overview of the Inquisition - Galileo Galilei
Throughout the Inquisition's history, it was rivaled by local ecclesiastical and secular jurisdictions. No matter how determined, no pope succeeded in establishing complete control of the institution. Medieval kings, princes, bishops, and civil auth orities wavered between acceptance and resistance of the Inquisition.
Spanish Inquisition - Wikipedia
The Inquisition is a handy stick for Catholic-bashing because most Catholics are at a loss for a sensible reply. This tract will set the record straight.